diff options
Diffstat (limited to 'mdk-stage1/dietlibc/libcompat/getdelim.c')
-rw-r--r-- | mdk-stage1/dietlibc/libcompat/getdelim.c | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/mdk-stage1/dietlibc/libcompat/getdelim.c b/mdk-stage1/dietlibc/libcompat/getdelim.c new file mode 100644 index 000000000..e499bd7b7 --- /dev/null +++ b/mdk-stage1/dietlibc/libcompat/getdelim.c @@ -0,0 +1,32 @@ +#define _GNU_SOURCE +#include <stdlib.h> +#include <stdio.h> +#include "dietfeatures.h" +#include <errno.h> +#include "dietwarning.h" + +ssize_t getdelim(char **lineptr, size_t *n, int delim, FILE *stream) { + size_t i; + if (!lineptr || !n) { + errno=EINVAL; + return -1; + } + if (!*lineptr) *n=0; + for (i=0; ; ) { + int x=fgetc(stream); + if (i>=*n) { + int tmp=*n+100; + char* new=realloc(*lineptr,tmp); + if (!new) return -1; + *lineptr=new; *n=tmp; + } + if (x==EOF) { (*lineptr)[i]=0; return -1; } + (*lineptr)[i]=x; + ++i; + if (x==delim) break; + } + (*lineptr)[i]=0; + return i; +} + +link_warning("getdelim","warning: portable software should not use getdelim!") |